The master plans for coal, power and oil are impractical and have been developed in an illogical order, said Tran Viet Ngai, chairman of the Vietnam Energy Association (VEA).
Gold fell for a third day in London as strength in the dollar may mean more declines in holdings through exchange-traded products. Platinum also dropped.
When Nguyen Manh Hung's furniture company Phuc Luc was bustling, orders flew in from wealthy Vietnamese who sought his hand-crafted beds, cabinets and tables, netting him $25,000 a month after costs and wages for 35 staff.
Low inflation in April has provided a good chance for the State Bank of Vietnam (SBV) to lower annual deposit interest rates to 7 percent and loan rates to 10 percent.